diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 16:52:55 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:16 +0300 |
| commit | 11ab89ac4d9f3fad9737e32f40f475fb9d301232 (patch) | |
| tree | 5a23db3cf6fdfbca3bce4d13c2e07f8a1630306e /drivers/gpio | |
| parent | ad8dd23c458fcc06c0b9045a6b7b8357f3e717b9 (diff) | |
| download | linux-11ab89ac4d9f3fad9737e32f40f475fb9d301232.tar.xz | |
gpio: ts5500: use gpiochip data pointer
This makes the driver use the data pointer added to the gpio_chip
to store a pointer to the state container instead of relying on
container_of().
Acked-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-ts5500.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/gpio/gpio-ts5500.c b/drivers/gpio/gpio-ts5500.c index aafe7910e030..5f945083f9d8 100644 --- a/drivers/gpio/gpio-ts5500.c +++ b/drivers/gpio/gpio-ts5500.c @@ -185,11 +185,6 @@ static const struct ts5500_dio ts5500_lcd[] = { TS5500_DIO_IN_IRQ(0x73, 7, 1), }; -static inline struct ts5500_priv *ts5500_gc_to_priv(struct gpio_chip *chip) -{ - return container_of(chip, struct ts5500_priv, gpio_chip); -} - static inline void ts5500_set_mask(u8 mask, u8 addr) { u8 val = inb(addr); @@ -206,7 +201,7 @@ static inline void ts5500_clear_mask(u8 mask, u8 addr) static int ts5500_gpio_input(struct gpio_chip *chip, unsigned offset) { - struct ts5500_priv *priv = ts5500_gc_to_priv(chip); + struct ts5500_priv *priv = gpiochip_get_data(chip); const struct ts5500_dio line = priv->pinout[offset]; unsigned long flags; @@ -225,7 +220,7 @@ static int ts5500_gpio_input(struct gpio_chip *chip, unsigned offset) static int ts5500_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct ts5500_priv *priv = ts5500_gc_to_priv(chip); + struct ts5500_priv *priv = gpiochip_get_data(chip); const struct ts5500_dio line = priv->pinout[offset]; return !!(inb(line.value_addr) & line.value_mask); @@ -233,7 +228,7 @@ static int ts5500_gpio_get(struct gpio_chip *chip, unsigned offset) static int ts5500_gpio_output(struct gpio_chip *chip, unsigned offset, int val) { - struct ts5500_priv *priv = ts5500_gc_to_priv(chip); + struct ts5500_priv *priv = gpiochip_get_data(chip); const struct ts5500_dio line = priv->pinout[offset]; unsigned long flags; @@ -255,7 +250,7 @@ static int ts5500_gpio_output(struct gpio_chip *chip, unsigned offset, int val) static void ts5500_gpio_set(struct gpio_chip *chip, unsigned offset, int val) { - struct ts5500_priv *priv = ts5500_gc_to_priv(chip); + struct ts5500_priv *priv = gpiochip_get_data(chip); const struct ts5500_dio line = priv->pinout[offset]; unsigned long flags; @@ -269,7 +264,7 @@ static void ts5500_gpio_set(struct gpio_chip *chip, unsigned offset, int val) static int ts5500_gpio_to_irq(struct gpio_chip *chip, unsigned offset) { - struct ts5500_priv *priv = ts5500_gc_to_priv(chip); + struct ts5500_priv *priv = gpiochip_get_data(chip); const struct ts5500_dio *block = priv->pinout; const struct ts5500_dio line = block[offset]; @@ -414,7 +409,7 @@ static int ts5500_dio_probe(struct platform_device *pdev) break; } - ret = gpiochip_add(&priv->gpio_chip); + ret = gpiochip_add_data(&priv->gpio_chip, priv); if (ret) { dev_err(dev, "failed to register the gpio chip\n"); return ret; |